Commit | Line | Data |
---|---|---|
f5fc0f86 LC |
1 | /* |
2 | * This file is part of wl1271 | |
3 | * | |
2f826f55 | 4 | * Copyright (C) 2009-2010 Nokia Corporation |
f5fc0f86 LC |
5 | * |
6 | * Contact: Luciano Coelho <luciano.coelho@nokia.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License | |
10 | * version 2 as published by the Free Software Foundation. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
20 | * 02110-1301 USA | |
21 | * | |
22 | */ | |
23 | ||
24 | #include <linux/module.h> | |
25 | #include <linux/platform_device.h> | |
f5fc0f86 LC |
26 | #include <linux/spi/spi.h> |
27 | #include <linux/etherdevice.h> | |
023e0826 | 28 | #include <linux/ieee80211.h> |
5a0e3ad6 | 29 | #include <linux/slab.h> |
f5fc0f86 | 30 | |
c31be25a | 31 | #include "wlcore.h" |
0f4e3122 | 32 | #include "debug.h" |
00d20100 SL |
33 | #include "io.h" |
34 | #include "acx.h" | |
f5fc0f86 | 35 | #include "wl12xx_80211.h" |
00d20100 SL |
36 | #include "cmd.h" |
37 | #include "event.h" | |
98bdaabb | 38 | #include "tx.h" |
60462b48 | 39 | #include "hw_ops.h" |
f5fc0f86 | 40 | |
16092b5c | 41 | #define WL1271_CMD_FAST_POLL_COUNT 50 |
c45ee4ff | 42 | #define WL1271_WAIT_EVENT_FAST_POLL_COUNT 20 |
f5fc0f86 LC |
43 | |
44 | /* | |
45 | * send command to firmware | |
46 | * | |
47 | * @wl: wl struct | |
48 | * @id: command id | |
49 | * @buf: buffer containing the command, must work with dma | |
50 | * @len: length of the buffer | |
ea508435 | 51 | * return the cmd status code on success. |
f5fc0f86 | 52 | */ |
ea508435 EP |
53 | static int __wlcore_cmd_send(struct wl1271 *wl, u16 id, void *buf, |
54 | size_t len, size_t res_len) | |
f5fc0f86 LC |
55 | { |
56 | struct wl1271_cmd_header *cmd; | |
57 | unsigned long timeout; | |
58 | u32 intr; | |
ea508435 | 59 | int ret; |
ad150e96 | 60 | u16 status; |
bc0f03ea | 61 | u16 poll_count = 0; |
f5fc0f86 | 62 | |
1ede9500 AN |
63 | if (unlikely(wl->state == WLCORE_STATE_RESTARTING && |
64 | id != CMD_STOP_FWLOGGER)) | |
4cc53383 IY |
65 | return -EIO; |
66 | ||
f5fc0f86 | 67 | cmd = buf; |
d0f63b20 | 68 | cmd->id = cpu_to_le16(id); |
f5fc0f86 LC |
69 | cmd->status = 0; |
70 | ||
71 | WARN_ON(len % 4 != 0); | |
24225b37 | 72 | WARN_ON(test_bit(WL1271_FLAG_IN_ELP, &wl->flags)); |
f5fc0f86 | 73 | |
eb96f841 IY |
74 | ret = wlcore_write(wl, wl->cmd_box_addr, buf, len, false); |
75 | if (ret < 0) | |
ea508435 | 76 | return ret; |
f5fc0f86 | 77 | |
f16ff758 LC |
78 | /* |
79 | * TODO: we just need this because one bit is in a different | |
80 | * place. Is there any better way? | |
81 | */ | |
eb96f841 IY |
82 | ret = wl->ops->trigger_cmd(wl, wl->cmd_box_addr, buf, len); |
83 | if (ret < 0) | |
ea508435 | 84 | return ret; |
f5fc0f86 LC |
85 | |
86 | timeout = jiffies + msecs_to_jiffies(WL1271_COMMAND_TIMEOUT); | |
87 | ||
6134323f IY |
88 | ret = wlcore_read_reg(wl, REG_INTERRUPT_NO_CLEAR, &intr); |
89 | if (ret < 0) | |
ea508435 | 90 | return ret; |
6134323f | 91 | |
f5fc0f86 LC |
92 | while (!(intr & WL1271_ACX_INTR_CMD_COMPLETE)) { |
93 | if (time_after(jiffies, timeout)) { | |
94 | wl1271_error("command complete timeout"); | |
ea508435 | 95 | return -ETIMEDOUT; |
f5fc0f86 LC |
96 | } |
97 | ||
bc0f03ea | 98 | poll_count++; |
16092b5c JO |
99 | if (poll_count < WL1271_CMD_FAST_POLL_COUNT) |
100 | udelay(10); | |
101 | else | |
102 | msleep(1); | |
f5fc0f86 | 103 | |
6134323f IY |
104 | ret = wlcore_read_reg(wl, REG_INTERRUPT_NO_CLEAR, &intr); |
105 | if (ret < 0) | |
ea508435 | 106 | return ret; |
f5fc0f86 LC |
107 | } |
108 | ||
3b775b4b | 109 | /* read back the status code of the command */ |
fa867e73 JO |
110 | if (res_len == 0) |
111 | res_len = sizeof(struct wl1271_cmd_header); | |
045b9b5f IY |
112 | |
113 | ret = wlcore_read(wl, wl->cmd_box_addr, cmd, res_len, false); | |
114 | if (ret < 0) | |
ea508435 | 115 | return ret; |
3b775b4b | 116 | |
ad150e96 | 117 | status = le16_to_cpu(cmd->status); |
3b775b4b | 118 | |
b0f0ad39 IY |
119 | ret = wlcore_write_reg(wl, REG_INTERRUPT_ACK, |
120 | WL1271_ACX_INTR_CMD_COMPLETE); | |
ea508435 EP |
121 | if (ret < 0) |
122 | return ret; | |
123 | ||
124 | return status; | |
125 | } | |
126 | ||
127 | /* | |
128 | * send command to fw and return cmd status on success | |
129 | * valid_rets contains a bitmap of allowed error codes | |
130 | */ | |
131 | int wlcore_cmd_send_failsafe(struct wl1271 *wl, u16 id, void *buf, size_t len, | |
132 | size_t res_len, unsigned long valid_rets) | |
133 | { | |
134 | int ret = __wlcore_cmd_send(wl, id, buf, len, res_len); | |
135 | ||
b0f0ad39 IY |
136 | if (ret < 0) |
137 | goto fail; | |
138 | ||
ea508435 EP |
139 | /* success is always a valid status */ |
140 | valid_rets |= BIT(CMD_STATUS_SUCCESS); | |
f5fc0f86 | 141 | |
ea508435 EP |
142 | if (ret >= MAX_COMMAND_STATUS || |
143 | !test_bit(ret, &valid_rets)) { | |
144 | wl1271_error("command execute failure %d", ret); | |
145 | ret = -EIO; | |
146 | goto fail; | |
147 | } | |
148 | return ret; | |
f482b762 | 149 | fail: |
baacb9ae | 150 | wl12xx_queue_recovery_work(wl); |
f5fc0f86 LC |
151 | return ret; |
152 | } | |
78e28062 | 153 | EXPORT_SYMBOL_GPL(wl1271_cmd_send); |
f5fc0f86 | 154 | |
ea508435 EP |
155 | /* |
156 | * wrapper for wlcore_cmd_send that accept only CMD_STATUS_SUCCESS | |
157 | * return 0 on success. | |
158 | */ | |
159 | int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len, | |
160 | size_t res_len) | |
161 | { | |
162 | int ret = wlcore_cmd_send_failsafe(wl, id, buf, len, res_len, 0); | |
163 | ||
164 | if (ret < 0) | |
165 | return ret; | |
166 | return 0; | |
167 | } | |
f5fc0f86 | 168 | |
99d84c1d LC |
169 | /* |
170 | * Poll the mailbox event field until any of the bits in the mask is set or a | |
171 | * timeout occurs (WL1271_EVENT_TIMEOUT in msecs) | |
172 | */ | |
c50a2825 EP |
173 | int wlcore_cmd_wait_for_event_or_timeout(struct wl1271 *wl, |
174 | u32 mask, bool *timeout) | |
99d84c1d | 175 | { |
690142e9 MG |
176 | u32 *events_vector; |
177 | u32 event; | |
6c15c1aa | 178 | unsigned long timeout_time; |
c45ee4ff | 179 | u16 poll_count = 0; |
690142e9 MG |
180 | int ret = 0; |
181 | ||
6c15c1aa ES |
182 | *timeout = false; |
183 | ||
0230dfea DC |
184 | events_vector = kmalloc(sizeof(*events_vector), GFP_KERNEL | GFP_DMA); |
185 | if (!events_vector) | |
186 | return -ENOMEM; | |
99d84c1d | 187 | |
6c15c1aa | 188 | timeout_time = jiffies + msecs_to_jiffies(WL1271_EVENT_TIMEOUT); |
99d84c1d LC |
189 | |
190 | do { | |
6c15c1aa | 191 | if (time_after(jiffies, timeout_time)) { |
05285cf9 AN |
192 | wl1271_debug(DEBUG_CMD, "timeout waiting for event %d", |
193 | (int)mask); | |
6c15c1aa | 194 | *timeout = true; |
690142e9 | 195 | goto out; |
52b0e7a6 | 196 | } |
99d84c1d | 197 | |
c45ee4ff YD |
198 | poll_count++; |
199 | if (poll_count < WL1271_WAIT_EVENT_FAST_POLL_COUNT) | |
200 | usleep_range(50, 51); | |
201 | else | |
202 | usleep_range(1000, 5000); | |
99d84c1d LC |
203 | |
204 | /* read from both event fields */ | |
045b9b5f IY |
205 | ret = wlcore_read(wl, wl->mbox_ptr[0], events_vector, |
206 | sizeof(*events_vector), false); | |
207 | if (ret < 0) | |
208 | goto out; | |
209 | ||
690142e9 | 210 | event = *events_vector & mask; |
045b9b5f IY |
211 | |
212 | ret = wlcore_read(wl, wl->mbox_ptr[1], events_vector, | |
213 | sizeof(*events_vector), false); | |
214 | if (ret < 0) | |
215 | goto out; | |
216 | ||
690142e9 | 217 | event |= *events_vector & mask; |
99d84c1d LC |
218 | } while (!event); |
219 | ||
690142e9 MG |
220 | out: |
221 | kfree(events_vector); | |
222 | return ret; | |
99d84c1d | 223 | } |
c50a2825 | 224 | EXPORT_SYMBOL_GPL(wlcore_cmd_wait_for_event_or_timeout); |
05285cf9 | 225 | |
784f694d EP |
226 | int wl12xx_cmd_role_enable(struct wl1271 *wl, u8 *addr, u8 role_type, |
227 | u8 *role_id) | |
f5fc0f86 | 228 | { |
c690ec81 EP |
229 | struct wl12xx_cmd_role_enable *cmd; |
230 | int ret; | |
231 | ||
232 | wl1271_debug(DEBUG_CMD, "cmd role enable"); | |
233 | ||
234 | if (WARN_ON(*role_id != WL12XX_INVALID_ROLE_ID)) | |
235 | return -EBUSY; | |
236 | ||
237 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
238 | if (!cmd) { | |
239 | ret = -ENOMEM; | |
240 | goto out; | |
241 | } | |
242 | ||
243 | /* get role id */ | |
244 | cmd->role_id = find_first_zero_bit(wl->roles_map, WL12XX_MAX_ROLES); | |
245 | if (cmd->role_id >= WL12XX_MAX_ROLES) { | |
246 | ret = -EBUSY; | |
247 | goto out_free; | |
248 | } | |
249 | ||
784f694d | 250 | memcpy(cmd->mac_address, addr, ETH_ALEN); |
c690ec81 EP |
251 | cmd->role_type = role_type; |
252 | ||
253 | ret = wl1271_cmd_send(wl, CMD_ROLE_ENABLE, cmd, sizeof(*cmd), 0); | |
254 | if (ret < 0) { | |
255 | wl1271_error("failed to initiate cmd role enable"); | |
256 | goto out_free; | |
257 | } | |
258 | ||
259 | __set_bit(cmd->role_id, wl->roles_map); | |
260 | *role_id = cmd->role_id; | |
f5fc0f86 | 261 | |
c690ec81 EP |
262 | out_free: |
263 | kfree(cmd); | |
264 | ||
265 | out: | |
266 | return ret; | |
267 | } | |
268 | ||
269 | int wl12xx_cmd_role_disable(struct wl1271 *wl, u8 *role_id) | |
270 | { | |
271 | struct wl12xx_cmd_role_disable *cmd; | |
272 | int ret; | |
273 | ||
274 | wl1271_debug(DEBUG_CMD, "cmd role disable"); | |
275 | ||
276 | if (WARN_ON(*role_id == WL12XX_INVALID_ROLE_ID)) | |
277 | return -ENOENT; | |
278 | ||
279 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
280 | if (!cmd) { | |
f5fc0f86 LC |
281 | ret = -ENOMEM; |
282 | goto out; | |
283 | } | |
c690ec81 EP |
284 | cmd->role_id = *role_id; |
285 | ||
286 | ret = wl1271_cmd_send(wl, CMD_ROLE_DISABLE, cmd, sizeof(*cmd), 0); | |
287 | if (ret < 0) { | |
288 | wl1271_error("failed to initiate cmd role disable"); | |
289 | goto out_free; | |
290 | } | |
f5fc0f86 | 291 | |
c690ec81 EP |
292 | __clear_bit(*role_id, wl->roles_map); |
293 | *role_id = WL12XX_INVALID_ROLE_ID; | |
f5fc0f86 | 294 | |
c690ec81 EP |
295 | out_free: |
296 | kfree(cmd); | |
297 | ||
298 | out: | |
299 | return ret; | |
300 | } | |
301 | ||
978cd3a0 EP |
302 | static int wlcore_get_new_session_id(struct wl1271 *wl, u8 hlid) |
303 | { | |
304 | if (wl->session_ids[hlid] >= SESSION_COUNTER_MAX) | |
305 | wl->session_ids[hlid] = 0; | |
306 | ||
307 | wl->session_ids[hlid]++; | |
308 | ||
309 | return wl->session_ids[hlid]; | |
310 | } | |
311 | ||
c7ffb902 | 312 | int wl12xx_allocate_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid) |
c690ec81 | 313 | { |
0b0e32b7 | 314 | unsigned long flags; |
da08fdfa EP |
315 | u8 link = find_first_zero_bit(wl->links_map, wl->num_links); |
316 | if (link >= wl->num_links) | |
c690ec81 EP |
317 | return -EBUSY; |
318 | ||
978cd3a0 EP |
319 | wl->session_ids[link] = wlcore_get_new_session_id(wl, link); |
320 | ||
0b0e32b7 AN |
321 | /* these bits are used by op_tx */ |
322 | spin_lock_irqsave(&wl->wl_lock, flags); | |
c690ec81 | 323 | __set_bit(link, wl->links_map); |
c7ffb902 | 324 | __set_bit(link, wlvif->links_map); |
0b0e32b7 | 325 | spin_unlock_irqrestore(&wl->wl_lock, flags); |
b50a62bb | 326 | |
75fb4df7 EP |
327 | /* |
328 | * take the last "freed packets" value from the current FW status. | |
329 | * on recovery, we might not have fw_status yet, and | |
330 | * tx_lnk_free_pkts will be NULL. check for it. | |
331 | */ | |
332 | if (wl->fw_status->counters.tx_lnk_free_pkts) | |
333 | wl->links[link].prev_freed_pkts = | |
334 | wl->fw_status->counters.tx_lnk_free_pkts[link]; | |
1e0708a9 | 335 | wl->links[link].wlvif = wlvif; |
93d5d100 AN |
336 | |
337 | /* | |
338 | * Take saved value for total freed packets from wlvif, in case this is | |
339 | * recovery/resume | |
340 | */ | |
341 | if (wlvif->bss_type != BSS_TYPE_AP_BSS) | |
342 | wl->links[link].total_freed_pkts = wlvif->total_freed_pkts; | |
343 | ||
c690ec81 | 344 | *hlid = link; |
9a100968 AN |
345 | |
346 | wl->active_link_count++; | |
c690ec81 EP |
347 | return 0; |
348 | } | |
349 | ||
c7ffb902 | 350 | void wl12xx_free_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid) |
c690ec81 | 351 | { |
0b0e32b7 AN |
352 | unsigned long flags; |
353 | ||
c690ec81 EP |
354 | if (*hlid == WL12XX_INVALID_LINK_ID) |
355 | return; | |
356 | ||
0b0e32b7 AN |
357 | /* these bits are used by op_tx */ |
358 | spin_lock_irqsave(&wl->wl_lock, flags); | |
c690ec81 | 359 | __clear_bit(*hlid, wl->links_map); |
c7ffb902 | 360 | __clear_bit(*hlid, wlvif->links_map); |
0b0e32b7 | 361 | spin_unlock_irqrestore(&wl->wl_lock, flags); |
6246ca00 | 362 | |
6c4c4534 AN |
363 | wl->links[*hlid].allocated_pkts = 0; |
364 | wl->links[*hlid].prev_freed_pkts = 0; | |
365 | wl->links[*hlid].ba_bitmap = 0; | |
366 | memset(wl->links[*hlid].addr, 0, ETH_ALEN); | |
367 | ||
6246ca00 AN |
368 | /* |
369 | * At this point op_tx() will not add more packets to the queues. We | |
370 | * can purge them. | |
371 | */ | |
372 | wl1271_tx_reset_link_queues(wl, *hlid); | |
1e0708a9 | 373 | wl->links[*hlid].wlvif = NULL; |
6246ca00 | 374 | |
0e752df6 AN |
375 | if (wlvif->bss_type == BSS_TYPE_STA_BSS || |
376 | (wlvif->bss_type == BSS_TYPE_AP_BSS && | |
377 | *hlid == wlvif->ap.bcast_hlid)) { | |
93d5d100 AN |
378 | /* |
379 | * save the total freed packets in the wlvif, in case this is | |
380 | * recovery or suspend | |
381 | */ | |
382 | wlvif->total_freed_pkts = wl->links[*hlid].total_freed_pkts; | |
383 | ||
384 | /* | |
385 | * increment the initial seq number on recovery to account for | |
386 | * transmitted packets that we haven't yet got in the FW status | |
387 | */ | |
388 | if (test_bit(WL1271_FLAG_RECOVERY_IN_PROGRESS, &wl->flags)) | |
389 | wlvif->total_freed_pkts += | |
390 | WL1271_TX_SQN_POST_RECOVERY_PADDING; | |
391 | } | |
392 | ||
393 | wl->links[*hlid].total_freed_pkts = 0; | |
394 | ||
c690ec81 | 395 | *hlid = WL12XX_INVALID_LINK_ID; |
9a100968 AN |
396 | wl->active_link_count--; |
397 | WARN_ON_ONCE(wl->active_link_count < 0); | |
712e9bf7 AN |
398 | } |
399 | ||
a6298dbe AN |
400 | static u8 wlcore_get_native_channel_type(u8 nl_channel_type) |
401 | { | |
402 | switch (nl_channel_type) { | |
403 | case NL80211_CHAN_NO_HT: | |
404 | return WLCORE_CHAN_NO_HT; | |
405 | case NL80211_CHAN_HT20: | |
406 | return WLCORE_CHAN_HT20; | |
407 | case NL80211_CHAN_HT40MINUS: | |
408 | return WLCORE_CHAN_HT40MINUS; | |
409 | case NL80211_CHAN_HT40PLUS: | |
410 | return WLCORE_CHAN_HT40PLUS; | |
411 | default: | |
412 | WARN_ON(1); | |
413 | return WLCORE_CHAN_NO_HT; | |
414 | } | |
415 | } | |
416 | ||
679a6734 | 417 | static int wl12xx_cmd_role_start_dev(struct wl1271 *wl, |
dabf37db EP |
418 | struct wl12xx_vif *wlvif, |
419 | enum ieee80211_band band, | |
420 | int channel) | |
04e8079c EP |
421 | { |
422 | struct wl12xx_cmd_role_start *cmd; | |
423 | int ret; | |
424 | ||
425 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
426 | if (!cmd) { | |
427 | ret = -ENOMEM; | |
428 | goto out; | |
429 | } | |
430 | ||
7edebf56 | 431 | wl1271_debug(DEBUG_CMD, "cmd role start dev %d", wlvif->dev_role_id); |
04e8079c | 432 | |
7edebf56 | 433 | cmd->role_id = wlvif->dev_role_id; |
dabf37db | 434 | if (band == IEEE80211_BAND_5GHZ) |
00782136 | 435 | cmd->band = WLCORE_BAND_5GHZ; |
dabf37db | 436 | cmd->channel = channel; |
04e8079c | 437 | |
afaf8bdb | 438 | if (wlvif->dev_hlid == WL12XX_INVALID_LINK_ID) { |
c7ffb902 | 439 | ret = wl12xx_allocate_link(wl, wlvif, &wlvif->dev_hlid); |
04e8079c EP |
440 | if (ret) |
441 | goto out_free; | |
442 | } | |
afaf8bdb | 443 | cmd->device.hlid = wlvif->dev_hlid; |
978cd3a0 | 444 | cmd->device.session = wl->session_ids[wlvif->dev_hlid]; |
04e8079c EP |
445 | |
446 | wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d", | |
447 | cmd->role_id, cmd->device.hlid, cmd->device.session); | |
448 | ||
449 | ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); | |
450 | if (ret < 0) { | |
451 | wl1271_error("failed to initiate cmd role enable"); | |
452 | goto err_hlid; | |
453 | } | |
454 | ||
455 | goto out_free; | |
456 | ||
457 | err_hlid: | |
458 | /* clear links on error */ | |
c7ffb902 | 459 | wl12xx_free_link(wl, wlvif, &wlvif->dev_hlid); |
04e8079c EP |
460 | |
461 | out_free: | |
462 | kfree(cmd); | |
463 | ||
464 | out: | |
465 | return ret; | |
466 | } | |
467 | ||
679a6734 EP |
468 | static int wl12xx_cmd_role_stop_dev(struct wl1271 *wl, |
469 | struct wl12xx_vif *wlvif) | |
04e8079c EP |
470 | { |
471 | struct wl12xx_cmd_role_stop *cmd; | |
472 | int ret; | |
473 | ||
afaf8bdb | 474 | if (WARN_ON(wlvif->dev_hlid == WL12XX_INVALID_LINK_ID)) |
04e8079c EP |
475 | return -EINVAL; |
476 | ||
477 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
478 | if (!cmd) { | |
479 | ret = -ENOMEM; | |
480 | goto out; | |
481 | } | |
482 | ||
483 | wl1271_debug(DEBUG_CMD, "cmd role stop dev"); | |
484 | ||
7edebf56 | 485 | cmd->role_id = wlvif->dev_role_id; |
04e8079c EP |
486 | cmd->disc_type = DISCONNECT_IMMEDIATE; |
487 | cmd->reason = cpu_to_le16(WLAN_REASON_UNSPECIFIED); | |
488 | ||
489 | ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); | |
490 | if (ret < 0) { | |
491 | wl1271_error("failed to initiate cmd role stop"); | |
492 | goto out_free; | |
493 | } | |
494 | ||
c7ffb902 | 495 | wl12xx_free_link(wl, wlvif, &wlvif->dev_hlid); |
04e8079c EP |
496 | |
497 | out_free: | |
498 | kfree(cmd); | |
499 | ||
500 | out: | |
501 | return ret; | |
502 | } | |
503 | ||
87fbcb0f | 504 | int wl12xx_cmd_role_start_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif) |
c690ec81 | 505 | { |
cdf09495 | 506 | struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); |
c690ec81 | 507 | struct wl12xx_cmd_role_start *cmd; |
42ec1f82 | 508 | u32 supported_rates; |
c690ec81 | 509 | int ret; |
f5fc0f86 | 510 | |
c690ec81 EP |
511 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); |
512 | if (!cmd) { | |
513 | ret = -ENOMEM; | |
514 | goto out; | |
515 | } | |
f5fc0f86 | 516 | |
0603d891 | 517 | wl1271_debug(DEBUG_CMD, "cmd role start sta %d", wlvif->role_id); |
c690ec81 | 518 | |
0603d891 | 519 | cmd->role_id = wlvif->role_id; |
1b92f15e | 520 | if (wlvif->band == IEEE80211_BAND_5GHZ) |
00782136 | 521 | cmd->band = WLCORE_BAND_5GHZ; |
61f845f4 | 522 | cmd->channel = wlvif->channel; |
87fbcb0f | 523 | cmd->sta.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set); |
6a899796 | 524 | cmd->sta.beacon_interval = cpu_to_le16(wlvif->beacon_int); |
c690ec81 | 525 | cmd->sta.ssid_type = WL12XX_SSID_TYPE_ANY; |
1fe9f161 EP |
526 | cmd->sta.ssid_len = wlvif->ssid_len; |
527 | memcpy(cmd->sta.ssid, wlvif->ssid, wlvif->ssid_len); | |
cdf09495 | 528 | memcpy(cmd->sta.bssid, vif->bss_conf.bssid, ETH_ALEN); |
42ec1f82 EP |
529 | |
530 | supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES | | |
531 | wlcore_hw_sta_get_ap_rate_mask(wl, wlvif); | |
532 | if (wlvif->p2p) | |
533 | supported_rates &= ~CONF_TX_CCK_RATES; | |
534 | ||
535 | cmd->sta.local_rates = cpu_to_le32(supported_rates); | |
536 | ||
a6298dbe | 537 | cmd->channel_type = wlcore_get_native_channel_type(wlvif->channel_type); |
c690ec81 | 538 | |
154da67c | 539 | if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) { |
c7ffb902 | 540 | ret = wl12xx_allocate_link(wl, wlvif, &wlvif->sta.hlid); |
c690ec81 EP |
541 | if (ret) |
542 | goto out_free; | |
543 | } | |
154da67c | 544 | cmd->sta.hlid = wlvif->sta.hlid; |
978cd3a0 | 545 | cmd->sta.session = wl->session_ids[wlvif->sta.hlid]; |
dc62a3db | 546 | /* |
9c3a8d99 LC |
547 | * We don't have the correct remote rates in this stage. The |
548 | * rates will be reconfigured later, after association, if the | |
549 | * firmware supports ACX_PEER_CAP. Otherwise, there's nothing | |
550 | * we can do, so use all supported_rates here. | |
dc62a3db | 551 | */ |
9c3a8d99 | 552 | cmd->sta.remote_rates = cpu_to_le32(supported_rates); |
c690ec81 EP |
553 | |
554 | wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d " | |
555 | "basic_rate_set: 0x%x, remote_rates: 0x%x", | |
0603d891 | 556 | wlvif->role_id, cmd->sta.hlid, cmd->sta.session, |
30d0c8fd | 557 | wlvif->basic_rate_set, wlvif->rate_set); |
c690ec81 EP |
558 | |
559 | ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); | |
560 | if (ret < 0) { | |
561 | wl1271_error("failed to initiate cmd role start sta"); | |
562 | goto err_hlid; | |
563 | } | |
564 | ||
5f9b6777 | 565 | wlvif->sta.role_chan_type = wlvif->channel_type; |
c690ec81 EP |
566 | goto out_free; |
567 | ||
568 | err_hlid: | |
569 | /* clear links on error. */ | |
c7ffb902 | 570 | wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid); |
c690ec81 EP |
571 | |
572 | out_free: | |
573 | kfree(cmd); | |
574 | ||
575 | out: | |
576 | return ret; | |
577 | } | |
f5fc0f86 | 578 | |
31cd3aed | 579 | /* use this function to stop ibss as well */ |
0603d891 | 580 | int wl12xx_cmd_role_stop_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif) |
c690ec81 EP |
581 | { |
582 | struct wl12xx_cmd_role_stop *cmd; | |
583 | int ret; | |
584 | ||
154da67c | 585 | if (WARN_ON(wlvif->sta.hlid == WL12XX_INVALID_LINK_ID)) |
c690ec81 EP |
586 | return -EINVAL; |
587 | ||
588 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
589 | if (!cmd) { | |
590 | ret = -ENOMEM; | |
591 | goto out; | |
592 | } | |
a4102645 | 593 | |
0603d891 | 594 | wl1271_debug(DEBUG_CMD, "cmd role stop sta %d", wlvif->role_id); |
f5fc0f86 | 595 | |
0603d891 | 596 | cmd->role_id = wlvif->role_id; |
c690ec81 EP |
597 | cmd->disc_type = DISCONNECT_IMMEDIATE; |
598 | cmd->reason = cpu_to_le16(WLAN_REASON_UNSPECIFIED); | |
f5fc0f86 | 599 | |
c690ec81 EP |
600 | ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); |
601 | if (ret < 0) { | |
602 | wl1271_error("failed to initiate cmd role stop sta"); | |
603 | goto out_free; | |
604 | } | |
72c2d9e5 | 605 | |
c7ffb902 | 606 | wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid); |
c690ec81 EP |
607 | |
608 | out_free: | |
609 | kfree(cmd); | |
610 | ||
611 | out: | |
612 | return ret; | |
613 | } | |
614 | ||
87fbcb0f | 615 | int wl12xx_cmd_role_start_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif) |
c690ec81 EP |
616 | { |
617 | struct wl12xx_cmd_role_start *cmd; | |
6e8cd331 EP |
618 | struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); |
619 | struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; | |
60462b48 | 620 | u32 supported_rates; |
c690ec81 EP |
621 | int ret; |
622 | ||
0603d891 | 623 | wl1271_debug(DEBUG_CMD, "cmd role start ap %d", wlvif->role_id); |
c690ec81 | 624 | |
68eaaf6e | 625 | /* trying to use hidden SSID with an old hostapd version */ |
1fe9f161 | 626 | if (wlvif->ssid_len == 0 && !bss_conf->hidden_ssid) { |
68eaaf6e | 627 | wl1271_error("got a null SSID from beacon/bss"); |
c690ec81 EP |
628 | ret = -EINVAL; |
629 | goto out; | |
630 | } | |
631 | ||
632 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
633 | if (!cmd) { | |
634 | ret = -ENOMEM; | |
635 | goto out; | |
636 | } | |
637 | ||
c7ffb902 | 638 | ret = wl12xx_allocate_link(wl, wlvif, &wlvif->ap.global_hlid); |
e51ae9be AN |
639 | if (ret < 0) |
640 | goto out_free; | |
641 | ||
c7ffb902 | 642 | ret = wl12xx_allocate_link(wl, wlvif, &wlvif->ap.bcast_hlid); |
e51ae9be AN |
643 | if (ret < 0) |
644 | goto out_free_global; | |
645 | ||
0e752df6 AN |
646 | /* use the previous security seq, if this is a recovery/resume */ |
647 | wl->links[wlvif->ap.bcast_hlid].total_freed_pkts = | |
648 | wlvif->total_freed_pkts; | |
649 | ||
0603d891 | 650 | cmd->role_id = wlvif->role_id; |
c690ec81 EP |
651 | cmd->ap.aging_period = cpu_to_le16(wl->conf.tx.ap_aging_period); |
652 | cmd->ap.bss_index = WL1271_AP_BSS_INDEX; | |
a8ab39a4 EP |
653 | cmd->ap.global_hlid = wlvif->ap.global_hlid; |
654 | cmd->ap.broadcast_hlid = wlvif->ap.bcast_hlid; | |
978cd3a0 EP |
655 | cmd->ap.global_session_id = wl->session_ids[wlvif->ap.global_hlid]; |
656 | cmd->ap.bcast_session_id = wl->session_ids[wlvif->ap.bcast_hlid]; | |
87fbcb0f | 657 | cmd->ap.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set); |
6a899796 | 658 | cmd->ap.beacon_interval = cpu_to_le16(wlvif->beacon_int); |
c690ec81 EP |
659 | cmd->ap.dtim_interval = bss_conf->dtim_period; |
660 | cmd->ap.beacon_expiry = WL1271_AP_DEF_BEACON_EXP; | |
8332f0f6 EP |
661 | /* FIXME: Change when adding DFS */ |
662 | cmd->ap.reset_tsf = 1; /* By default reset AP TSF */ | |
d50529c0 | 663 | cmd->ap.wmm = wlvif->wmm_enabled; |
61f845f4 | 664 | cmd->channel = wlvif->channel; |
a6298dbe | 665 | cmd->channel_type = wlcore_get_native_channel_type(wlvif->channel_type); |
68eaaf6e AN |
666 | |
667 | if (!bss_conf->hidden_ssid) { | |
668 | /* take the SSID from the beacon for backward compatibility */ | |
669 | cmd->ap.ssid_type = WL12XX_SSID_TYPE_PUBLIC; | |
1fe9f161 EP |
670 | cmd->ap.ssid_len = wlvif->ssid_len; |
671 | memcpy(cmd->ap.ssid, wlvif->ssid, wlvif->ssid_len); | |
68eaaf6e AN |
672 | } else { |
673 | cmd->ap.ssid_type = WL12XX_SSID_TYPE_HIDDEN; | |
674 | cmd->ap.ssid_len = bss_conf->ssid_len; | |
675 | memcpy(cmd->ap.ssid, bss_conf->ssid, bss_conf->ssid_len); | |
676 | } | |
677 | ||
42ec1f82 | 678 | supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES | |
60462b48 | 679 | wlcore_hw_ap_get_mimo_wide_rate_mask(wl, wlvif); |
873d2a40 EP |
680 | if (wlvif->p2p) |
681 | supported_rates &= ~CONF_TX_CCK_RATES; | |
60462b48 LC |
682 | |
683 | wl1271_debug(DEBUG_CMD, "cmd role start ap with supported_rates 0x%08x", | |
684 | supported_rates); | |
685 | ||
686 | cmd->ap.local_rates = cpu_to_le32(supported_rates); | |
c690ec81 | 687 | |
1b92f15e | 688 | switch (wlvif->band) { |
c690ec81 | 689 | case IEEE80211_BAND_2GHZ: |
00782136 | 690 | cmd->band = WLCORE_BAND_2_4GHZ; |
c690ec81 EP |
691 | break; |
692 | case IEEE80211_BAND_5GHZ: | |
00782136 | 693 | cmd->band = WLCORE_BAND_5GHZ; |
c690ec81 EP |
694 | break; |
695 | default: | |
1b92f15e | 696 | wl1271_warning("ap start - unknown band: %d", (int)wlvif->band); |
00782136 | 697 | cmd->band = WLCORE_BAND_2_4GHZ; |
c690ec81 EP |
698 | break; |
699 | } | |
700 | ||
701 | ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); | |
702 | if (ret < 0) { | |
703 | wl1271_error("failed to initiate cmd role start ap"); | |
e51ae9be | 704 | goto out_free_bcast; |
c690ec81 | 705 | } |
f5fc0f86 | 706 | |
e51ae9be AN |
707 | goto out_free; |
708 | ||
709 | out_free_bcast: | |
c7ffb902 | 710 | wl12xx_free_link(wl, wlvif, &wlvif->ap.bcast_hlid); |
e51ae9be AN |
711 | |
712 | out_free_global: | |
c7ffb902 | 713 | wl12xx_free_link(wl, wlvif, &wlvif->ap.global_hlid); |
e51ae9be | 714 | |
f5fc0f86 | 715 | out_free: |
c690ec81 | 716 | kfree(cmd); |
f5fc0f86 LC |
717 | |
718 | out: | |
719 | return ret; | |
720 | } | |
721 | ||
0603d891 | 722 | int wl12xx_cmd_role_stop_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif) |
c690ec81 EP |
723 | { |
724 | struct wl12xx_cmd_role_stop *cmd; | |
725 | int ret; | |
726 | ||
727 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
728 | if (!cmd) { | |
729 | ret = -ENOMEM; | |
730 | goto out; | |
731 | } | |
732 | ||
0603d891 | 733 | wl1271_debug(DEBUG_CMD, "cmd role stop ap %d", wlvif->role_id); |
c690ec81 | 734 | |
0603d891 | 735 | cmd->role_id = wlvif->role_id; |
c690ec81 EP |
736 | |
737 | ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); | |
738 | if (ret < 0) { | |
739 | wl1271_error("failed to initiate cmd role stop ap"); | |
740 | goto out_free; | |
741 | } | |
742 | ||
c7ffb902 EP |
743 | wl12xx_free_link(wl, wlvif, &wlvif->ap.bcast_hlid); |
744 | wl12xx_free_link(wl, wlvif, &wlvif->ap.global_hlid); | |
e51ae9be | 745 | |
c690ec81 EP |
746 | out_free: |
747 | kfree(cmd); | |
748 | ||
749 | out: | |
750 | return ret; | |
751 | } | |
752 | ||
87fbcb0f | 753 | int wl12xx_cmd_role_start_ibss(struct wl1271 *wl, struct wl12xx_vif *wlvif) |
31cd3aed | 754 | { |
cdf09495 | 755 | struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); |
31cd3aed | 756 | struct wl12xx_cmd_role_start *cmd; |
6e8cd331 | 757 | struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; |
31cd3aed EP |
758 | int ret; |
759 | ||
760 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
761 | if (!cmd) { | |
762 | ret = -ENOMEM; | |
763 | goto out; | |
764 | } | |
765 | ||
0603d891 | 766 | wl1271_debug(DEBUG_CMD, "cmd role start ibss %d", wlvif->role_id); |
31cd3aed | 767 | |
0603d891 | 768 | cmd->role_id = wlvif->role_id; |
1b92f15e | 769 | if (wlvif->band == IEEE80211_BAND_5GHZ) |
00782136 | 770 | cmd->band = WLCORE_BAND_5GHZ; |
61f845f4 | 771 | cmd->channel = wlvif->channel; |
87fbcb0f | 772 | cmd->ibss.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set); |
6a899796 | 773 | cmd->ibss.beacon_interval = cpu_to_le16(wlvif->beacon_int); |
31cd3aed EP |
774 | cmd->ibss.dtim_interval = bss_conf->dtim_period; |
775 | cmd->ibss.ssid_type = WL12XX_SSID_TYPE_ANY; | |
1fe9f161 EP |
776 | cmd->ibss.ssid_len = wlvif->ssid_len; |
777 | memcpy(cmd->ibss.ssid, wlvif->ssid, wlvif->ssid_len); | |
cdf09495 | 778 | memcpy(cmd->ibss.bssid, vif->bss_conf.bssid, ETH_ALEN); |
30d0c8fd | 779 | cmd->sta.local_rates = cpu_to_le32(wlvif->rate_set); |
31cd3aed | 780 | |
154da67c | 781 | if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) { |
c7ffb902 | 782 | ret = wl12xx_allocate_link(wl, wlvif, &wlvif->sta.hlid); |
31cd3aed EP |
783 | if (ret) |
784 | goto out_free; | |
785 | } | |
154da67c | 786 | cmd->ibss.hlid = wlvif->sta.hlid; |
30d0c8fd | 787 | cmd->ibss.remote_rates = cpu_to_le32(wlvif->rate_set); |
31cd3aed EP |
788 | |
789 | wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d " | |
790 | "basic_rate_set: 0x%x, remote_rates: 0x%x", | |
0603d891 | 791 | wlvif->role_id, cmd->sta.hlid, cmd->sta.session, |
30d0c8fd | 792 | wlvif->basic_rate_set, wlvif->rate_set); |
31cd3aed | 793 | |
cdf09495 EP |
794 | wl1271_debug(DEBUG_CMD, "vif->bss_conf.bssid = %pM", |
795 | vif->bss_conf.bssid); | |
31cd3aed EP |
796 | |
797 | ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); | |
798 | if (ret < 0) { | |
799 | wl1271_error("failed to initiate cmd role enable"); | |
800 | goto err_hlid; | |
801 | } | |
802 | ||
803 | goto out_free; | |
804 | ||
805 | err_hlid: | |
806 | /* clear links on error. */ | |
c7ffb902 | 807 | wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid); |
31cd3aed EP |
808 | |
809 | out_free: | |
810 | kfree(cmd); | |
811 | ||
812 | out: | |
813 | return ret; | |
814 | } | |
815 | ||
c690ec81 | 816 | |
f5fc0f86 LC |
817 | /** |
818 | * send test command to firmware | |
819 | * | |
820 | * @wl: wl struct | |
821 | * @buf: buffer containing the command, with all headers, must work with dma | |
822 | * @len: length of the buffer | |
823 | * @answer: is answer needed | |
824 | */ | |
825 | int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer) | |
826 | { | |
827 | int ret; | |
fa867e73 | 828 | size_t res_len = 0; |
f5fc0f86 LC |
829 | |
830 | wl1271_debug(DEBUG_CMD, "cmd test"); | |
831 | ||
fa867e73 JO |
832 | if (answer) |
833 | res_len = buf_len; | |
834 | ||
835 | ret = wl1271_cmd_send(wl, CMD_TEST, buf, buf_len, res_len); | |
f5fc0f86 LC |
836 | |
837 | if (ret < 0) { | |
838 | wl1271_warning("TEST command failed"); | |
839 | return ret; | |
840 | } | |
841 | ||
fa867e73 | 842 | return ret; |
f5fc0f86 | 843 | } |
9d68d1ee | 844 | EXPORT_SYMBOL_GPL(wl1271_cmd_test); |
f5fc0f86 LC |
845 | |
846 | /** | |
847 | * read acx from firmware | |
848 | * | |
849 | * @wl: wl struct | |
850 | * @id: acx id | |
851 | * @buf: buffer for the response, including all headers, must work with dma | |
25985edc | 852 | * @len: length of buf |
f5fc0f86 | 853 | */ |
4b674144 IC |
854 | int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, |
855 | size_t cmd_len, size_t res_len) | |
f5fc0f86 LC |
856 | { |
857 | struct acx_header *acx = buf; | |
858 | int ret; | |
859 | ||
860 | wl1271_debug(DEBUG_CMD, "cmd interrogate"); | |
861 | ||
d0f63b20 | 862 | acx->id = cpu_to_le16(id); |
f5fc0f86 | 863 | |
4b674144 IC |
864 | /* response payload length, does not include any headers */ |
865 | acx->len = cpu_to_le16(res_len - sizeof(*acx)); | |
f5fc0f86 | 866 | |
4b674144 | 867 | ret = wl1271_cmd_send(wl, CMD_INTERROGATE, acx, cmd_len, res_len); |
fa867e73 | 868 | if (ret < 0) |
f5fc0f86 | 869 | wl1271_error("INTERROGATE command failed"); |
f5fc0f86 | 870 | |
f5fc0f86 LC |
871 | return ret; |
872 | } | |
873 | ||
874 | /** | |
875 | * write acx value to firmware | |
876 | * | |
877 | * @wl: wl struct | |
878 | * @id: acx id | |
879 | * @buf: buffer containing acx, including all headers, must work with dma | |
880 | * @len: length of buf | |
ea508435 EP |
881 | * @valid_rets: bitmap of valid cmd status codes (i.e. return values). |
882 | * return the cmd status on success. | |
f5fc0f86 | 883 | */ |
ea508435 EP |
884 | int wlcore_cmd_configure_failsafe(struct wl1271 *wl, u16 id, void *buf, |
885 | size_t len, unsigned long valid_rets) | |
f5fc0f86 LC |
886 | { |
887 | struct acx_header *acx = buf; | |
888 | int ret; | |
889 | ||
c91d0600 | 890 | wl1271_debug(DEBUG_CMD, "cmd configure (%d)", id); |
f5fc0f86 | 891 | |
d0f63b20 | 892 | acx->id = cpu_to_le16(id); |
f5fc0f86 LC |
893 | |
894 | /* payload length, does not include any headers */ | |
d0f63b20 | 895 | acx->len = cpu_to_le16(len - sizeof(*acx)); |
f5fc0f86 | 896 | |
ea508435 EP |
897 | ret = wlcore_cmd_send_failsafe(wl, CMD_CONFIGURE, acx, len, 0, |
898 | valid_rets); | |
f5fc0f86 LC |
899 | if (ret < 0) { |
900 | wl1271_warning("CONFIGURE command NOK"); | |
901 | return ret; | |
902 | } | |
903 | ||
ea508435 EP |
904 | return ret; |
905 | } | |
906 | ||
907 | /* | |
908 | * wrapper for wlcore_cmd_configure that accepts only success status. | |
909 | * return 0 on success | |
910 | */ | |
911 | int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len) | |
912 | { | |
913 | int ret = wlcore_cmd_configure_failsafe(wl, id, buf, len, 0); | |
914 | ||
915 | if (ret < 0) | |
916 | return ret; | |
f5fc0f86 LC |
917 | return 0; |
918 | } | |
9d68d1ee | 919 | EXPORT_SYMBOL_GPL(wl1271_cmd_configure); |
f5fc0f86 | 920 | |
94210897 | 921 | int wl1271_cmd_data_path(struct wl1271 *wl, bool enable) |
f5fc0f86 LC |
922 | { |
923 | struct cmd_enabledisable_path *cmd; | |
924 | int ret; | |
925 | u16 cmd_rx, cmd_tx; | |
926 | ||
927 | wl1271_debug(DEBUG_CMD, "cmd data path"); | |
928 | ||
929 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
930 | if (!cmd) { | |
931 | ret = -ENOMEM; | |
932 | goto out; | |
933 | } | |
934 | ||
94210897 LC |
935 | /* the channel here is only used for calibration, so hardcoded to 1 */ |
936 | cmd->channel = 1; | |
f5fc0f86 LC |
937 | |
938 | if (enable) { | |
939 | cmd_rx = CMD_ENABLE_RX; | |
940 | cmd_tx = CMD_ENABLE_TX; | |
941 | } else { | |
942 | cmd_rx = CMD_DISABLE_RX; | |
943 | cmd_tx = CMD_DISABLE_TX; | |
944 | } | |
945 | ||
fa867e73 | 946 | ret = wl1271_cmd_send(wl, cmd_rx, cmd, sizeof(*cmd), 0); |
f5fc0f86 LC |
947 | if (ret < 0) { |
948 | wl1271_error("rx %s cmd for channel %d failed", | |
94210897 | 949 | enable ? "start" : "stop", cmd->channel); |
f5fc0f86 LC |
950 | goto out; |
951 | } | |
952 | ||
953 | wl1271_debug(DEBUG_BOOT, "rx %s cmd channel %d", | |
94210897 | 954 | enable ? "start" : "stop", cmd->channel); |
f5fc0f86 | 955 | |
fa867e73 | 956 | ret = wl1271_cmd_send(wl, cmd_tx, cmd, sizeof(*cmd), 0); |
f5fc0f86 LC |
957 | if (ret < 0) { |
958 | wl1271_error("tx %s cmd for channel %d failed", | |
94210897 | 959 | enable ? "start" : "stop", cmd->channel); |
1b00f2b5 | 960 | goto out; |
f5fc0f86 LC |
961 | } |
962 | ||
963 | wl1271_debug(DEBUG_BOOT, "tx %s cmd channel %d", | |
94210897 | 964 | enable ? "start" : "stop", cmd->channel); |
f5fc0f86 LC |
965 | |
966 | out: | |
967 | kfree(cmd); | |
968 | return ret; | |
969 | } | |
c331b344 | 970 | EXPORT_SYMBOL_GPL(wl1271_cmd_data_path); |
f5fc0f86 | 971 | |
0603d891 | 972 | int wl1271_cmd_ps_mode(struct wl1271 *wl, struct wl12xx_vif *wlvif, |
f1d63a59 | 973 | u8 ps_mode, u16 auto_ps_timeout) |
f5fc0f86 LC |
974 | { |
975 | struct wl1271_cmd_ps_params *ps_params = NULL; | |
976 | int ret = 0; | |
977 | ||
f5fc0f86 LC |
978 | wl1271_debug(DEBUG_CMD, "cmd set ps mode"); |
979 | ||
980 | ps_params = kzalloc(sizeof(*ps_params), GFP_KERNEL); | |
981 | if (!ps_params) { | |
982 | ret = -ENOMEM; | |
983 | goto out; | |
984 | } | |
985 | ||
0603d891 | 986 | ps_params->role_id = wlvif->role_id; |
f5fc0f86 | 987 | ps_params->ps_mode = ps_mode; |
f1d63a59 | 988 | ps_params->auto_ps_timeout = auto_ps_timeout; |
f5fc0f86 LC |
989 | |
990 | ret = wl1271_cmd_send(wl, CMD_SET_PS_MODE, ps_params, | |
fa867e73 | 991 | sizeof(*ps_params), 0); |
f5fc0f86 LC |
992 | if (ret < 0) { |
993 | wl1271_error("cmd set_ps_mode failed"); | |
994 | goto out; | |
995 | } | |
996 | ||
997 | out: | |
998 | kfree(ps_params); | |
999 | return ret; | |
1000 | } | |
1001 | ||
cdaac628 EP |
1002 | int wl1271_cmd_template_set(struct wl1271 *wl, u8 role_id, |
1003 | u16 template_id, void *buf, size_t buf_len, | |
1004 | int index, u32 rates) | |
f5fc0f86 LC |
1005 | { |
1006 | struct wl1271_cmd_template_set *cmd; | |
1007 | int ret = 0; | |
1008 | ||
c059beb2 EP |
1009 | wl1271_debug(DEBUG_CMD, "cmd template_set %d (role %d)", |
1010 | template_id, role_id); | |
f5fc0f86 LC |
1011 | |
1012 | WARN_ON(buf_len > WL1271_CMD_TEMPL_MAX_SIZE); | |
1013 | buf_len = min_t(size_t, buf_len, WL1271_CMD_TEMPL_MAX_SIZE); | |
1014 | ||
1015 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1016 | if (!cmd) { | |
1017 | ret = -ENOMEM; | |
1018 | goto out; | |
1019 | } | |
1020 | ||
cdaac628 EP |
1021 | /* during initialization wlvif is NULL */ |
1022 | cmd->role_id = role_id; | |
f5fc0f86 LC |
1023 | cmd->len = cpu_to_le16(buf_len); |
1024 | cmd->template_type = template_id; | |
606c1487 | 1025 | cmd->enabled_rates = cpu_to_le32(rates); |
1e05a818 AN |
1026 | cmd->short_retry_limit = wl->conf.tx.tmpl_short_retry_limit; |
1027 | cmd->long_retry_limit = wl->conf.tx.tmpl_long_retry_limit; | |
bfb24c9e | 1028 | cmd->index = index; |
f5fc0f86 LC |
1029 | |
1030 | if (buf) | |
1031 | memcpy(cmd->template_data, buf, buf_len); | |
1032 | ||
fa867e73 | 1033 | ret = wl1271_cmd_send(wl, CMD_SET_TEMPLATE, cmd, sizeof(*cmd), 0); |
f5fc0f86 LC |
1034 | if (ret < 0) { |
1035 | wl1271_warning("cmd set_template failed: %d", ret); | |
1036 | goto out_free; | |
1037 | } | |
1038 | ||
1039 | out_free: | |
1040 | kfree(cmd); | |
1041 | ||
1042 | out: | |
1043 | return ret; | |
1044 | } | |
1045 | ||
d2d66c56 | 1046 | int wl12xx_cmd_build_null_data(struct wl1271 *wl, struct wl12xx_vif *wlvif) |
f5fc0f86 | 1047 | { |
a0cb7be4 JO |
1048 | struct sk_buff *skb = NULL; |
1049 | int size; | |
1050 | void *ptr; | |
1051 | int ret = -ENOMEM; | |
f5fc0f86 | 1052 | |
f5fc0f86 | 1053 | |
536129c8 | 1054 | if (wlvif->bss_type == BSS_TYPE_IBSS) { |
a0cb7be4 JO |
1055 | size = sizeof(struct wl12xx_null_data_template); |
1056 | ptr = NULL; | |
1057 | } else { | |
d2d66c56 EP |
1058 | skb = ieee80211_nullfunc_get(wl->hw, |
1059 | wl12xx_wlvif_to_vif(wlvif)); | |
a0cb7be4 JO |
1060 | if (!skb) |
1061 | goto out; | |
1062 | size = skb->len; | |
1063 | ptr = skb->data; | |
1064 | } | |
1065 | ||
cdaac628 EP |
1066 | ret = wl1271_cmd_template_set(wl, wlvif->role_id, |
1067 | CMD_TEMPL_NULL_DATA, ptr, size, 0, | |
d2d66c56 | 1068 | wlvif->basic_rate); |
f5fc0f86 | 1069 | |
899e6e65 KV |
1070 | out: |
1071 | dev_kfree_skb(skb); | |
a0cb7be4 JO |
1072 | if (ret) |
1073 | wl1271_warning("cmd buld null data failed %d", ret); | |
1074 | ||
899e6e65 | 1075 | return ret; |
f5fc0f86 LC |
1076 | |
1077 | } | |
1078 | ||
d2d66c56 EP |
1079 | int wl12xx_cmd_build_klv_null_data(struct wl1271 *wl, |
1080 | struct wl12xx_vif *wlvif) | |
bfb24c9e | 1081 | { |
d2d66c56 | 1082 | struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); |
bfb24c9e JO |
1083 | struct sk_buff *skb = NULL; |
1084 | int ret = -ENOMEM; | |
1085 | ||
d2d66c56 | 1086 | skb = ieee80211_nullfunc_get(wl->hw, vif); |
bfb24c9e JO |
1087 | if (!skb) |
1088 | goto out; | |
1089 | ||
cdaac628 | 1090 | ret = wl1271_cmd_template_set(wl, wlvif->role_id, CMD_TEMPL_KLV, |
bfb24c9e | 1091 | skb->data, skb->len, |
001e39a8 | 1092 | wlvif->sta.klv_template_id, |
d2d66c56 | 1093 | wlvif->basic_rate); |
bfb24c9e JO |
1094 | |
1095 | out: | |
1096 | dev_kfree_skb(skb); | |
1097 | if (ret) | |
1098 | wl1271_warning("cmd build klv null data failed %d", ret); | |
1099 | ||
1100 | return ret; | |
1101 | ||
1102 | } | |
1103 | ||
87fbcb0f EP |
1104 | int wl1271_cmd_build_ps_poll(struct wl1271 *wl, struct wl12xx_vif *wlvif, |
1105 | u16 aid) | |
f5fc0f86 | 1106 | { |
6e8cd331 | 1107 | struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); |
899e6e65 KV |
1108 | struct sk_buff *skb; |
1109 | int ret = 0; | |
c3fea199 | 1110 | |
6e8cd331 | 1111 | skb = ieee80211_pspoll_get(wl->hw, vif); |
899e6e65 KV |
1112 | if (!skb) |
1113 | goto out; | |
f5fc0f86 | 1114 | |
cdaac628 EP |
1115 | ret = wl1271_cmd_template_set(wl, wlvif->role_id, |
1116 | CMD_TEMPL_PS_POLL, skb->data, | |
87fbcb0f | 1117 | skb->len, 0, wlvif->basic_rate_set); |
f5fc0f86 | 1118 | |
899e6e65 KV |
1119 | out: |
1120 | dev_kfree_skb(skb); | |
1121 | return ret; | |
f5fc0f86 LC |
1122 | } |
1123 | ||
cdaac628 EP |
1124 | int wl12xx_cmd_build_probe_req(struct wl1271 *wl, struct wl12xx_vif *wlvif, |
1125 | u8 role_id, u8 band, | |
818e3063 | 1126 | const u8 *ssid, size_t ssid_len, |
3df74f46 | 1127 | const u8 *ie, size_t ie_len, bool sched_scan) |
f5fc0f86 | 1128 | { |
83587505 | 1129 | struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); |
818e3063 | 1130 | struct sk_buff *skb; |
abb0b3bf | 1131 | int ret; |
af7fbb28 | 1132 | u32 rate; |
78e28062 EP |
1133 | u16 template_id_2_4 = wl->scan_templ_id_2_4; |
1134 | u16 template_id_5 = wl->scan_templ_id_5; | |
f5fc0f86 | 1135 | |
0fe72086 VG |
1136 | wl1271_debug(DEBUG_SCAN, "build probe request band %d", band); |
1137 | ||
83587505 | 1138 | skb = ieee80211_probereq_get(wl->hw, vif, ssid, ssid_len, |
b9a9ada1 | 1139 | ie_len); |
818e3063 KV |
1140 | if (!skb) { |
1141 | ret = -ENOMEM; | |
1142 | goto out; | |
1143 | } | |
b9a9ada1 JB |
1144 | if (ie_len) |
1145 | memcpy(skb_put(skb, ie_len), ie, ie_len); | |
818e3063 | 1146 | |
78e28062 | 1147 | if (sched_scan && |
3df74f46 | 1148 | (wl->quirks & WLCORE_QUIRK_DUAL_PROBE_TMPL)) { |
78e28062 EP |
1149 | template_id_2_4 = wl->sched_scan_templ_id_2_4; |
1150 | template_id_5 = wl->sched_scan_templ_id_5; | |
3df74f46 YD |
1151 | } |
1152 | ||
83587505 | 1153 | rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[band]); |
abb0b3bf | 1154 | if (band == IEEE80211_BAND_2GHZ) |
cdaac628 | 1155 | ret = wl1271_cmd_template_set(wl, role_id, |
3df74f46 | 1156 | template_id_2_4, |
af7fbb28 | 1157 | skb->data, skb->len, 0, rate); |
abb0b3bf | 1158 | else |
cdaac628 | 1159 | ret = wl1271_cmd_template_set(wl, role_id, |
3df74f46 | 1160 | template_id_5, |
af7fbb28 | 1161 | skb->data, skb->len, 0, rate); |
818e3063 KV |
1162 | |
1163 | out: | |
1164 | dev_kfree_skb(skb); | |
abb0b3bf | 1165 | return ret; |
f5fc0f86 | 1166 | } |
78e28062 | 1167 | EXPORT_SYMBOL_GPL(wl12xx_cmd_build_probe_req); |
f5fc0f86 | 1168 | |
2f6724b2 | 1169 | struct sk_buff *wl1271_cmd_build_ap_probe_req(struct wl1271 *wl, |
83587505 | 1170 | struct wl12xx_vif *wlvif, |
2f6724b2 JO |
1171 | struct sk_buff *skb) |
1172 | { | |
83587505 | 1173 | struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); |
2f6724b2 | 1174 | int ret; |
af7fbb28 | 1175 | u32 rate; |
2f6724b2 JO |
1176 | |
1177 | if (!skb) | |
83587505 | 1178 | skb = ieee80211_ap_probereq_get(wl->hw, vif); |
2f6724b2 JO |
1179 | if (!skb) |
1180 | goto out; | |
1181 | ||
0fe72086 | 1182 | wl1271_debug(DEBUG_SCAN, "set ap probe request template"); |
2f6724b2 | 1183 | |
1b92f15e EP |
1184 | rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[wlvif->band]); |
1185 | if (wlvif->band == IEEE80211_BAND_2GHZ) | |
cdaac628 EP |
1186 | ret = wl1271_cmd_template_set(wl, wlvif->role_id, |
1187 | CMD_TEMPL_CFG_PROBE_REQ_2_4, | |
af7fbb28 | 1188 | skb->data, skb->len, 0, rate); |
2f6724b2 | 1189 | else |
cdaac628 EP |
1190 | ret = wl1271_cmd_template_set(wl, wlvif->role_id, |
1191 | CMD_TEMPL_CFG_PROBE_REQ_5, | |
af7fbb28 | 1192 | skb->data, skb->len, 0, rate); |
2f6724b2 JO |
1193 | |
1194 | if (ret < 0) | |
1195 | wl1271_error("Unable to set ap probe request template."); | |
1196 | ||
1197 | out: | |
1198 | return skb; | |
1199 | } | |
1200 | ||
5ec8a448 | 1201 | int wl1271_cmd_build_arp_rsp(struct wl1271 *wl, struct wl12xx_vif *wlvif) |
c5312772 | 1202 | { |
2c0133a4 | 1203 | int ret, extra = 0; |
5ec8a448 | 1204 | u16 fc; |
6e8cd331 | 1205 | struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); |
5ec8a448 EP |
1206 | struct sk_buff *skb; |
1207 | struct wl12xx_arp_rsp_template *tmpl; | |
c5312772 EP |
1208 | struct ieee80211_hdr_3addr *hdr; |
1209 | struct arphdr *arp_hdr; | |
1210 | ||
5ec8a448 EP |
1211 | skb = dev_alloc_skb(sizeof(*hdr) + sizeof(__le16) + sizeof(*tmpl) + |
1212 | WL1271_EXTRA_SPACE_MAX); | |
1213 | if (!skb) { | |
1214 | wl1271_error("failed to allocate buffer for arp rsp template"); | |
1215 | return -ENOMEM; | |
1216 | } | |
c5312772 | 1217 | |
5ec8a448 EP |
1218 | skb_reserve(skb, sizeof(*hdr) + WL1271_EXTRA_SPACE_MAX); |
1219 | ||
1220 | tmpl = (struct wl12xx_arp_rsp_template *)skb_put(skb, sizeof(*tmpl)); | |
161f17b5 | 1221 | memset(tmpl, 0, sizeof(*tmpl)); |
c5312772 EP |
1222 | |
1223 | /* llc layer */ | |
5ec8a448 EP |
1224 | memcpy(tmpl->llc_hdr, rfc1042_header, sizeof(rfc1042_header)); |
1225 | tmpl->llc_type = cpu_to_be16(ETH_P_ARP); | |
c5312772 EP |
1226 | |
1227 | /* arp header */ | |
5ec8a448 | 1228 | arp_hdr = &tmpl->arp_hdr; |
6177eaea EP |
1229 | arp_hdr->ar_hrd = cpu_to_be16(ARPHRD_ETHER); |
1230 | arp_hdr->ar_pro = cpu_to_be16(ETH_P_IP); | |
c5312772 EP |
1231 | arp_hdr->ar_hln = ETH_ALEN; |
1232 | arp_hdr->ar_pln = 4; | |
6177eaea | 1233 | arp_hdr->ar_op = cpu_to_be16(ARPOP_REPLY); |
c5312772 EP |
1234 | |
1235 | /* arp payload */ | |
5ec8a448 EP |
1236 | memcpy(tmpl->sender_hw, vif->addr, ETH_ALEN); |
1237 | tmpl->sender_ip = wlvif->ip_addr; | |
1238 | ||
1239 | /* encryption space */ | |
1240 | switch (wlvif->encryption_type) { | |
1241 | case KEY_TKIP: | |
2c0133a4 AN |
1242 | if (wl->quirks & WLCORE_QUIRK_TKIP_HEADER_SPACE) |
1243 | extra = WL1271_EXTRA_SPACE_TKIP; | |
5ec8a448 EP |
1244 | break; |
1245 | case KEY_AES: | |
1246 | extra = WL1271_EXTRA_SPACE_AES; | |
1247 | break; | |
1248 | case KEY_NONE: | |
1249 | case KEY_WEP: | |
1250 | case KEY_GEM: | |
1251 | extra = 0; | |
1252 | break; | |
1253 | default: | |
1254 | wl1271_warning("Unknown encryption type: %d", | |
1255 | wlvif->encryption_type); | |
1256 | ret = -EINVAL; | |
1257 | goto out; | |
1258 | } | |
1259 | ||
1260 | if (extra) { | |
1261 | u8 *space = skb_push(skb, extra); | |
1262 | memset(space, 0, extra); | |
1263 | } | |
1264 | ||
1265 | /* QoS header - BE */ | |
1266 | if (wlvif->sta.qos) | |
1267 | memset(skb_push(skb, sizeof(__le16)), 0, sizeof(__le16)); | |
1268 | ||
1269 | /* mac80211 header */ | |
1270 | hdr = (struct ieee80211_hdr_3addr *)skb_push(skb, sizeof(*hdr)); | |
161f17b5 | 1271 | memset(hdr, 0, sizeof(*hdr)); |
5ec8a448 EP |
1272 | fc = IEEE80211_FTYPE_DATA | IEEE80211_FCTL_TODS; |
1273 | if (wlvif->sta.qos) | |
1274 | fc |= IEEE80211_STYPE_QOS_DATA; | |
1275 | else | |
1276 | fc |= IEEE80211_STYPE_DATA; | |
1277 | if (wlvif->encryption_type != KEY_NONE) | |
1278 | fc |= IEEE80211_FCTL_PROTECTED; | |
1279 | ||
1280 | hdr->frame_control = cpu_to_le16(fc); | |
1281 | memcpy(hdr->addr1, vif->bss_conf.bssid, ETH_ALEN); | |
1282 | memcpy(hdr->addr2, vif->addr, ETH_ALEN); | |
1283 | memset(hdr->addr3, 0xff, ETH_ALEN); | |
c5312772 | 1284 | |
cdaac628 | 1285 | ret = wl1271_cmd_template_set(wl, wlvif->role_id, CMD_TEMPL_ARP_RSP, |
5ec8a448 | 1286 | skb->data, skb->len, 0, |
d2d66c56 | 1287 | wlvif->basic_rate); |
5ec8a448 EP |
1288 | out: |
1289 | dev_kfree_skb(skb); | |
c5312772 EP |
1290 | return ret; |
1291 | } | |
1292 | ||
784f694d | 1293 | int wl1271_build_qos_null_data(struct wl1271 *wl, struct ieee80211_vif *vif) |
023e0826 | 1294 | { |
d2d66c56 | 1295 | struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); |
023e0826 KV |
1296 | struct ieee80211_qos_hdr template; |
1297 | ||
1298 | memset(&template, 0, sizeof(template)); | |
1299 | ||
cdf09495 | 1300 | memcpy(template.addr1, vif->bss_conf.bssid, ETH_ALEN); |
784f694d | 1301 | memcpy(template.addr2, vif->addr, ETH_ALEN); |
cdf09495 | 1302 | memcpy(template.addr3, vif->bss_conf.bssid, ETH_ALEN); |
023e0826 KV |
1303 | |
1304 | template.frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA | | |
1305 | IEEE80211_STYPE_QOS_NULLFUNC | | |
1306 | IEEE80211_FCTL_TODS); | |
1307 | ||
1308 | /* FIXME: not sure what priority to use here */ | |
1309 | template.qos_ctrl = cpu_to_le16(0); | |
1310 | ||
cdaac628 EP |
1311 | return wl1271_cmd_template_set(wl, wlvif->role_id, |
1312 | CMD_TEMPL_QOS_NULL_DATA, &template, | |
606c1487 | 1313 | sizeof(template), 0, |
d2d66c56 | 1314 | wlvif->basic_rate); |
023e0826 KV |
1315 | } |
1316 | ||
c690ec81 | 1317 | int wl12xx_cmd_set_default_wep_key(struct wl1271 *wl, u8 id, u8 hlid) |
f5fc0f86 | 1318 | { |
c690ec81 | 1319 | struct wl1271_cmd_set_keys *cmd; |
f5fc0f86 LC |
1320 | int ret = 0; |
1321 | ||
1322 | wl1271_debug(DEBUG_CMD, "cmd set_default_wep_key %d", id); | |
1323 | ||
1324 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1325 | if (!cmd) { | |
1326 | ret = -ENOMEM; | |
1327 | goto out; | |
1328 | } | |
1329 | ||
c690ec81 | 1330 | cmd->hlid = hlid; |
98bdaabb AN |
1331 | cmd->key_id = id; |
1332 | cmd->lid_key_type = WEP_DEFAULT_LID_TYPE; | |
1333 | cmd->key_action = cpu_to_le16(KEY_SET_ID); | |
1334 | cmd->key_type = KEY_WEP; | |
1335 | ||
1336 | ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); | |
1337 | if (ret < 0) { | |
c690ec81 | 1338 | wl1271_warning("cmd set_default_wep_key failed: %d", ret); |
98bdaabb AN |
1339 | goto out; |
1340 | } | |
1341 | ||
1342 | out: | |
1343 | kfree(cmd); | |
1344 | ||
1345 | return ret; | |
1346 | } | |
1347 | ||
a8ab39a4 | 1348 | int wl1271_cmd_set_sta_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, |
154da67c | 1349 | u16 action, u8 id, u8 key_type, |
ac4e4ce5 JO |
1350 | u8 key_size, const u8 *key, const u8 *addr, |
1351 | u32 tx_seq_32, u16 tx_seq_16) | |
f5fc0f86 | 1352 | { |
c690ec81 | 1353 | struct wl1271_cmd_set_keys *cmd; |
f5fc0f86 LC |
1354 | int ret = 0; |
1355 | ||
b42f068b | 1356 | /* hlid might have already been deleted */ |
154da67c | 1357 | if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) |
b42f068b EP |
1358 | return 0; |
1359 | ||
f5fc0f86 LC |
1360 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); |
1361 | if (!cmd) { | |
1362 | ret = -ENOMEM; | |
1363 | goto out; | |
1364 | } | |
1365 | ||
154da67c | 1366 | cmd->hlid = wlvif->sta.hlid; |
c690ec81 EP |
1367 | |
1368 | if (key_type == KEY_WEP) | |
1369 | cmd->lid_key_type = WEP_DEFAULT_LID_TYPE; | |
1370 | else if (is_broadcast_ether_addr(addr)) | |
1371 | cmd->lid_key_type = BROADCAST_LID_TYPE; | |
1372 | else | |
1373 | cmd->lid_key_type = UNICAST_LID_TYPE; | |
f5fc0f86 | 1374 | |
d0f63b20 | 1375 | cmd->key_action = cpu_to_le16(action); |
f5fc0f86 LC |
1376 | cmd->key_size = key_size; |
1377 | cmd->key_type = key_type; | |
1378 | ||
d0f63b20 LC |
1379 | cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16); |
1380 | cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32); | |
ac4e4ce5 | 1381 | |
c690ec81 | 1382 | cmd->key_id = id; |
f5fc0f86 | 1383 | |
f5fc0f86 LC |
1384 | if (key_type == KEY_TKIP) { |
1385 | /* | |
1386 | * We get the key in the following form: | |
1387 | * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes) | |
1388 | * but the target is expecting: | |
1389 | * TKIP - RX MIC - TX MIC | |
1390 | */ | |
1391 | memcpy(cmd->key, key, 16); | |
1392 | memcpy(cmd->key + 16, key + 24, 8); | |
1393 | memcpy(cmd->key + 24, key + 16, 8); | |
1394 | ||
1395 | } else { | |
1396 | memcpy(cmd->key, key, key_size); | |
1397 | } | |
1398 | ||
1399 | wl1271_dump(DEBUG_CRYPT, "TARGET KEY: ", cmd, sizeof(*cmd)); | |
1400 | ||
fa867e73 | 1401 | ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); |
f5fc0f86 LC |
1402 | if (ret < 0) { |
1403 | wl1271_warning("could not set keys"); | |
152ee6e0 | 1404 | goto out; |
f5fc0f86 LC |
1405 | } |
1406 | ||
1407 | out: | |
1408 | kfree(cmd); | |
1409 | ||
1410 | return ret; | |
1411 | } | |
25a7dc6d | 1412 | |
c690ec81 EP |
1413 | /* |
1414 | * TODO: merge with sta/ibss into 1 set_key function. | |
1415 | * note there are slight diffs | |
1416 | */ | |
a8ab39a4 EP |
1417 | int wl1271_cmd_set_ap_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, |
1418 | u16 action, u8 id, u8 key_type, | |
1419 | u8 key_size, const u8 *key, u8 hlid, u32 tx_seq_32, | |
1420 | u16 tx_seq_16) | |
98bdaabb | 1421 | { |
c690ec81 | 1422 | struct wl1271_cmd_set_keys *cmd; |
98bdaabb AN |
1423 | int ret = 0; |
1424 | u8 lid_type; | |
1425 | ||
1426 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1427 | if (!cmd) | |
1428 | return -ENOMEM; | |
1429 | ||
a8ab39a4 | 1430 | if (hlid == wlvif->ap.bcast_hlid) { |
98bdaabb AN |
1431 | if (key_type == KEY_WEP) |
1432 | lid_type = WEP_DEFAULT_LID_TYPE; | |
1433 | else | |
1434 | lid_type = BROADCAST_LID_TYPE; | |
1435 | } else { | |
1436 | lid_type = UNICAST_LID_TYPE; | |
1437 | } | |
1438 | ||
1439 | wl1271_debug(DEBUG_CRYPT, "ap key action: %d id: %d lid: %d type: %d" | |
1440 | " hlid: %d", (int)action, (int)id, (int)lid_type, | |
1441 | (int)key_type, (int)hlid); | |
1442 | ||
1443 | cmd->lid_key_type = lid_type; | |
1444 | cmd->hlid = hlid; | |
1445 | cmd->key_action = cpu_to_le16(action); | |
1446 | cmd->key_size = key_size; | |
1447 | cmd->key_type = key_type; | |
1448 | cmd->key_id = id; | |
1449 | cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16); | |
1450 | cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32); | |
1451 | ||
1452 | if (key_type == KEY_TKIP) { | |
1453 | /* | |
1454 | * We get the key in the following form: | |
1455 | * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes) | |
1456 | * but the target is expecting: | |
1457 | * TKIP - RX MIC - TX MIC | |
1458 | */ | |
1459 | memcpy(cmd->key, key, 16); | |
1460 | memcpy(cmd->key + 16, key + 24, 8); | |
1461 | memcpy(cmd->key + 24, key + 16, 8); | |
1462 | } else { | |
1463 | memcpy(cmd->key, key, key_size); | |
1464 | } | |
1465 | ||
1466 | wl1271_dump(DEBUG_CRYPT, "TARGET AP KEY: ", cmd, sizeof(*cmd)); | |
1467 | ||
1468 | ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); | |
1469 | if (ret < 0) { | |
1470 | wl1271_warning("could not set ap keys"); | |
1471 | goto out; | |
1472 | } | |
1473 | ||
1474 | out: | |
1475 | kfree(cmd); | |
1476 | return ret; | |
1477 | } | |
1478 | ||
d50529c0 EP |
1479 | int wl12xx_cmd_set_peer_state(struct wl1271 *wl, struct wl12xx_vif *wlvif, |
1480 | u8 hlid) | |
be86cbea | 1481 | { |
c690ec81 | 1482 | struct wl12xx_cmd_set_peer_state *cmd; |
be86cbea JO |
1483 | int ret = 0; |
1484 | ||
b67476ef | 1485 | wl1271_debug(DEBUG_CMD, "cmd set peer state (hlid=%d)", hlid); |
be86cbea JO |
1486 | |
1487 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1488 | if (!cmd) { | |
1489 | ret = -ENOMEM; | |
1490 | goto out; | |
1491 | } | |
1492 | ||
b67476ef | 1493 | cmd->hlid = hlid; |
be86cbea JO |
1494 | cmd->state = WL1271_CMD_STA_STATE_CONNECTED; |
1495 | ||
d50529c0 EP |
1496 | /* wmm param is valid only for station role */ |
1497 | if (wlvif->bss_type == BSS_TYPE_STA_BSS) | |
1498 | cmd->wmm = wlvif->wmm_enabled; | |
1499 | ||
c690ec81 | 1500 | ret = wl1271_cmd_send(wl, CMD_SET_PEER_STATE, cmd, sizeof(*cmd), 0); |
be86cbea | 1501 | if (ret < 0) { |
c690ec81 | 1502 | wl1271_error("failed to send set peer state command"); |
be86cbea JO |
1503 | goto out_free; |
1504 | } | |
1505 | ||
1506 | out_free: | |
1507 | kfree(cmd); | |
1508 | ||
1509 | out: | |
1510 | return ret; | |
1511 | } | |
99d5ad7b | 1512 | |
1b92f15e EP |
1513 | int wl12xx_cmd_add_peer(struct wl1271 *wl, struct wl12xx_vif *wlvif, |
1514 | struct ieee80211_sta *sta, u8 hlid) | |
98bdaabb | 1515 | { |
c690ec81 | 1516 | struct wl12xx_cmd_add_peer *cmd; |
1ec23f7f | 1517 | int i, ret; |
99d5ad7b | 1518 | u32 sta_rates; |
98bdaabb | 1519 | |
c690ec81 | 1520 | wl1271_debug(DEBUG_CMD, "cmd add peer %d", (int)hlid); |
98bdaabb AN |
1521 | |
1522 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1523 | if (!cmd) { | |
1524 | ret = -ENOMEM; | |
1525 | goto out; | |
1526 | } | |
1527 | ||
98bdaabb AN |
1528 | memcpy(cmd->addr, sta->addr, ETH_ALEN); |
1529 | cmd->bss_index = WL1271_AP_BSS_INDEX; | |
1530 | cmd->aid = sta->aid; | |
1531 | cmd->hlid = hlid; | |
1ec23f7f | 1532 | cmd->sp_len = sta->max_sp; |
b4d38db1 | 1533 | cmd->wmm = sta->wme ? 1 : 0; |
978cd3a0 | 1534 | cmd->session_id = wl->session_ids[hlid]; |
028e7243 | 1535 | cmd->role_id = wlvif->role_id; |
98bdaabb | 1536 | |
1ec23f7f EP |
1537 | for (i = 0; i < NUM_ACCESS_CATEGORIES_COPY; i++) |
1538 | if (sta->wme && (sta->uapsd_queues & BIT(i))) | |
2e42c203 YD |
1539 | cmd->psd_type[NUM_ACCESS_CATEGORIES_COPY-1-i] = |
1540 | WL1271_PSD_UPSD_TRIGGER; | |
1ec23f7f | 1541 | else |
2e42c203 YD |
1542 | cmd->psd_type[NUM_ACCESS_CATEGORIES_COPY-1-i] = |
1543 | WL1271_PSD_LEGACY; | |
1544 | ||
1ec23f7f | 1545 | |
1b92f15e | 1546 | sta_rates = sta->supp_rates[wlvif->band]; |
99d5ad7b | 1547 | if (sta->ht_cap.ht_supported) |
b3a47ee0 AN |
1548 | sta_rates |= |
1549 | (sta->ht_cap.mcs.rx_mask[0] << HW_HT_RATES_OFFSET) | | |
1550 | (sta->ht_cap.mcs.rx_mask[1] << HW_MIMO_RATES_OFFSET); | |
99d5ad7b AN |
1551 | |
1552 | cmd->supported_rates = | |
af7fbb28 | 1553 | cpu_to_le32(wl1271_tx_enabled_rates_get(wl, sta_rates, |
1b92f15e | 1554 | wlvif->band)); |
98bdaabb | 1555 | |
1ec23f7f EP |
1556 | wl1271_debug(DEBUG_CMD, "new peer rates=0x%x queues=0x%x", |
1557 | cmd->supported_rates, sta->uapsd_queues); | |
98bdaabb | 1558 | |
c690ec81 | 1559 | ret = wl1271_cmd_send(wl, CMD_ADD_PEER, cmd, sizeof(*cmd), 0); |
98bdaabb | 1560 | if (ret < 0) { |
c690ec81 | 1561 | wl1271_error("failed to initiate cmd add peer"); |
98bdaabb AN |
1562 | goto out_free; |
1563 | } | |
1564 | ||
1565 | out_free: | |
1566 | kfree(cmd); | |
1567 | ||
1568 | out: | |
1569 | return ret; | |
1570 | } | |
1571 | ||
028e7243 EP |
1572 | int wl12xx_cmd_remove_peer(struct wl1271 *wl, struct wl12xx_vif *wlvif, |
1573 | u8 hlid) | |
98bdaabb | 1574 | { |
c690ec81 | 1575 | struct wl12xx_cmd_remove_peer *cmd; |
98bdaabb | 1576 | int ret; |
6c15c1aa | 1577 | bool timeout = false; |
98bdaabb | 1578 | |
c690ec81 | 1579 | wl1271_debug(DEBUG_CMD, "cmd remove peer %d", (int)hlid); |
98bdaabb AN |
1580 | |
1581 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1582 | if (!cmd) { | |
1583 | ret = -ENOMEM; | |
1584 | goto out; | |
1585 | } | |
1586 | ||
1587 | cmd->hlid = hlid; | |
1588 | /* We never send a deauth, mac80211 is in charge of this */ | |
1589 | cmd->reason_opcode = 0; | |
1590 | cmd->send_deauth_flag = 0; | |
028e7243 | 1591 | cmd->role_id = wlvif->role_id; |
98bdaabb | 1592 | |
c690ec81 | 1593 | ret = wl1271_cmd_send(wl, CMD_REMOVE_PEER, cmd, sizeof(*cmd), 0); |
98bdaabb | 1594 | if (ret < 0) { |
c690ec81 | 1595 | wl1271_error("failed to initiate cmd remove peer"); |
98bdaabb AN |
1596 | goto out_free; |
1597 | } | |
1598 | ||
c50a2825 EP |
1599 | ret = wl->ops->wait_for_event(wl, |
1600 | WLCORE_EVENT_PEER_REMOVE_COMPLETE, | |
1601 | &timeout); | |
1602 | ||
05285cf9 AN |
1603 | /* |
1604 | * We are ok with a timeout here. The event is sometimes not sent | |
6c15c1aa ES |
1605 | * due to a firmware bug. In case of another error (like SDIO timeout) |
1606 | * queue a recovery. | |
05285cf9 | 1607 | */ |
6c15c1aa ES |
1608 | if (ret) |
1609 | wl12xx_queue_recovery_work(wl); | |
98bdaabb AN |
1610 | |
1611 | out_free: | |
1612 | kfree(cmd); | |
1613 | ||
1614 | out: | |
1615 | return ret; | |
1616 | } | |
95dac04f | 1617 | |
6b70e7eb VG |
1618 | static int wlcore_get_reg_conf_ch_idx(enum ieee80211_band band, u16 ch) |
1619 | { | |
49540d1b EP |
1620 | /* |
1621 | * map the given band/channel to the respective predefined | |
1622 | * bit expected by the fw | |
1623 | */ | |
6b70e7eb | 1624 | switch (band) { |
6b70e7eb | 1625 | case IEEE80211_BAND_2GHZ: |
49540d1b | 1626 | /* channels 1..14 are mapped to 0..13 */ |
6b70e7eb | 1627 | if (ch >= 1 && ch <= 14) |
49540d1b EP |
1628 | return ch - 1; |
1629 | break; | |
1630 | case IEEE80211_BAND_5GHZ: | |
1631 | switch (ch) { | |
1632 | case 8 ... 16: | |
1633 | /* channels 8,12,16 are mapped to 18,19,20 */ | |
1634 | return 18 + (ch-8)/4; | |
1635 | case 34 ... 48: | |
1636 | /* channels 34,36..48 are mapped to 21..28 */ | |
1637 | return 21 + (ch-34)/2; | |
1638 | case 52 ... 64: | |
1639 | /* channels 52,56..64 are mapped to 29..32 */ | |
1640 | return 29 + (ch-52)/4; | |
1641 | case 100 ... 140: | |
1642 | /* channels 100,104..140 are mapped to 33..43 */ | |
1643 | return 33 + (ch-100)/4; | |
1644 | case 149 ... 165: | |
1645 | /* channels 149,153..165 are mapped to 44..48 */ | |
1646 | return 44 + (ch-149)/4; | |
1647 | default: | |
1648 | break; | |
1649 | } | |
6b70e7eb VG |
1650 | break; |
1651 | default: | |
49540d1b | 1652 | break; |
6b70e7eb VG |
1653 | } |
1654 | ||
49540d1b EP |
1655 | wl1271_error("%s: unknown band/channel: %d/%d", __func__, band, ch); |
1656 | return -1; | |
6b70e7eb VG |
1657 | } |
1658 | ||
1659 | void wlcore_set_pending_regdomain_ch(struct wl1271 *wl, u16 channel, | |
1660 | enum ieee80211_band band) | |
1661 | { | |
1662 | int ch_bit_idx = 0; | |
1663 | ||
1664 | if (!(wl->quirks & WLCORE_QUIRK_REGDOMAIN_CONF)) | |
1665 | return; | |
1666 | ||
1667 | ch_bit_idx = wlcore_get_reg_conf_ch_idx(band, channel); | |
1668 | ||
49540d1b | 1669 | if (ch_bit_idx >= 0 && ch_bit_idx <= WL1271_MAX_CHANNELS) |
6b70e7eb VG |
1670 | set_bit(ch_bit_idx, (long *)wl->reg_ch_conf_pending); |
1671 | } | |
1672 | ||
1673 | int wlcore_cmd_regdomain_config_locked(struct wl1271 *wl) | |
1674 | { | |
1675 | struct wl12xx_cmd_regdomain_dfs_config *cmd = NULL; | |
1676 | int ret = 0, i, b, ch_bit_idx; | |
1677 | struct ieee80211_channel *channel; | |
1678 | u32 tmp_ch_bitmap[2]; | |
1679 | u16 ch; | |
1680 | struct wiphy *wiphy = wl->hw->wiphy; | |
1681 | struct ieee80211_supported_band *band; | |
1682 | bool timeout = false; | |
1683 | ||
1684 | if (!(wl->quirks & WLCORE_QUIRK_REGDOMAIN_CONF)) | |
1685 | return 0; | |
1686 | ||
1687 | wl1271_debug(DEBUG_CMD, "cmd reg domain config"); | |
1688 | ||
1689 | memset(tmp_ch_bitmap, 0, sizeof(tmp_ch_bitmap)); | |
1690 | ||
1691 | for (b = IEEE80211_BAND_2GHZ; b <= IEEE80211_BAND_5GHZ; b++) { | |
1692 | band = wiphy->bands[b]; | |
1693 | for (i = 0; i < band->n_channels; i++) { | |
1694 | channel = &band->channels[i]; | |
1695 | ch = channel->hw_value; | |
1696 | ||
1697 | if (channel->flags & (IEEE80211_CHAN_DISABLED | | |
1698 | IEEE80211_CHAN_RADAR | | |
8fe02e16 | 1699 | IEEE80211_CHAN_NO_IR)) |
6b70e7eb VG |
1700 | continue; |
1701 | ||
1702 | ch_bit_idx = wlcore_get_reg_conf_ch_idx(b, ch); | |
1703 | if (ch_bit_idx < 0) | |
1704 | continue; | |
1705 | ||
1706 | set_bit(ch_bit_idx, (long *)tmp_ch_bitmap); | |
1707 | } | |
1708 | } | |
1709 | ||
1710 | tmp_ch_bitmap[0] |= wl->reg_ch_conf_pending[0]; | |
1711 | tmp_ch_bitmap[1] |= wl->reg_ch_conf_pending[1]; | |
1712 | ||
1713 | if (!memcmp(tmp_ch_bitmap, wl->reg_ch_conf_last, sizeof(tmp_ch_bitmap))) | |
1714 | goto out; | |
1715 | ||
1716 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1717 | if (!cmd) { | |
1718 | ret = -ENOMEM; | |
1719 | goto out; | |
1720 | } | |
1721 | ||
1722 | cmd->ch_bit_map1 = cpu_to_le32(tmp_ch_bitmap[0]); | |
1723 | cmd->ch_bit_map2 = cpu_to_le32(tmp_ch_bitmap[1]); | |
1724 | ||
1725 | wl1271_debug(DEBUG_CMD, | |
1726 | "cmd reg domain bitmap1: 0x%08x, bitmap2: 0x%08x", | |
1727 | cmd->ch_bit_map1, cmd->ch_bit_map2); | |
1728 | ||
1729 | ret = wl1271_cmd_send(wl, CMD_DFS_CHANNEL_CONFIG, cmd, sizeof(*cmd), 0); | |
1730 | if (ret < 0) { | |
1731 | wl1271_error("failed to send reg domain dfs config"); | |
1732 | goto out; | |
1733 | } | |
1734 | ||
1735 | ret = wl->ops->wait_for_event(wl, | |
1736 | WLCORE_EVENT_DFS_CONFIG_COMPLETE, | |
1737 | &timeout); | |
1738 | if (ret < 0 || timeout) { | |
1739 | wl1271_error("reg domain conf %serror", | |
1740 | timeout ? "completion " : ""); | |
1741 | ret = timeout ? -ETIMEDOUT : ret; | |
1742 | goto out; | |
1743 | } | |
1744 | ||
1745 | memcpy(wl->reg_ch_conf_last, tmp_ch_bitmap, sizeof(tmp_ch_bitmap)); | |
1746 | memset(wl->reg_ch_conf_pending, 0, sizeof(wl->reg_ch_conf_pending)); | |
1747 | ||
1748 | out: | |
1749 | kfree(cmd); | |
1750 | return ret; | |
1751 | } | |
1752 | ||
95dac04f IY |
1753 | int wl12xx_cmd_config_fwlog(struct wl1271 *wl) |
1754 | { | |
1755 | struct wl12xx_cmd_config_fwlog *cmd; | |
1756 | int ret = 0; | |
1757 | ||
1758 | wl1271_debug(DEBUG_CMD, "cmd config firmware logger"); | |
1759 | ||
1760 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1761 | if (!cmd) { | |
1762 | ret = -ENOMEM; | |
1763 | goto out; | |
1764 | } | |
1765 | ||
1766 | cmd->logger_mode = wl->conf.fwlog.mode; | |
1767 | cmd->log_severity = wl->conf.fwlog.severity; | |
1768 | cmd->timestamp = wl->conf.fwlog.timestamp; | |
1769 | cmd->output = wl->conf.fwlog.output; | |
1770 | cmd->threshold = wl->conf.fwlog.threshold; | |
1771 | ||
1772 | ret = wl1271_cmd_send(wl, CMD_CONFIG_FWLOGGER, cmd, sizeof(*cmd), 0); | |
1773 | if (ret < 0) { | |
1774 | wl1271_error("failed to send config firmware logger command"); | |
1775 | goto out_free; | |
1776 | } | |
1777 | ||
1778 | out_free: | |
1779 | kfree(cmd); | |
1780 | ||
1781 | out: | |
1782 | return ret; | |
1783 | } | |
1784 | ||
1785 | int wl12xx_cmd_start_fwlog(struct wl1271 *wl) | |
1786 | { | |
1787 | struct wl12xx_cmd_start_fwlog *cmd; | |
1788 | int ret = 0; | |
1789 | ||
1790 | wl1271_debug(DEBUG_CMD, "cmd start firmware logger"); | |
1791 | ||
1792 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1793 | if (!cmd) { | |
1794 | ret = -ENOMEM; | |
1795 | goto out; | |
1796 | } | |
1797 | ||
1798 | ret = wl1271_cmd_send(wl, CMD_START_FWLOGGER, cmd, sizeof(*cmd), 0); | |
1799 | if (ret < 0) { | |
1800 | wl1271_error("failed to send start firmware logger command"); | |
1801 | goto out_free; | |
1802 | } | |
1803 | ||
1804 | out_free: | |
1805 | kfree(cmd); | |
1806 | ||
1807 | out: | |
1808 | return ret; | |
1809 | } | |
1810 | ||
1811 | int wl12xx_cmd_stop_fwlog(struct wl1271 *wl) | |
1812 | { | |
1813 | struct wl12xx_cmd_stop_fwlog *cmd; | |
1814 | int ret = 0; | |
1815 | ||
1816 | wl1271_debug(DEBUG_CMD, "cmd stop firmware logger"); | |
1817 | ||
1818 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1819 | if (!cmd) { | |
1820 | ret = -ENOMEM; | |
1821 | goto out; | |
1822 | } | |
1823 | ||
1824 | ret = wl1271_cmd_send(wl, CMD_STOP_FWLOGGER, cmd, sizeof(*cmd), 0); | |
1825 | if (ret < 0) { | |
1826 | wl1271_error("failed to send stop firmware logger command"); | |
1827 | goto out_free; | |
1828 | } | |
1829 | ||
1830 | out_free: | |
1831 | kfree(cmd); | |
1832 | ||
1833 | out: | |
1834 | return ret; | |
1835 | } | |
a7cba384 | 1836 | |
1b92f15e | 1837 | static int wl12xx_cmd_roc(struct wl1271 *wl, struct wl12xx_vif *wlvif, |
dabf37db | 1838 | u8 role_id, enum ieee80211_band band, u8 channel) |
a7cba384 EP |
1839 | { |
1840 | struct wl12xx_cmd_roc *cmd; | |
1841 | int ret = 0; | |
1842 | ||
dabf37db | 1843 | wl1271_debug(DEBUG_CMD, "cmd roc %d (%d)", channel, role_id); |
a7cba384 EP |
1844 | |
1845 | if (WARN_ON(role_id == WL12XX_INVALID_ROLE_ID)) | |
1846 | return -EINVAL; | |
1847 | ||
1848 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1849 | if (!cmd) { | |
1850 | ret = -ENOMEM; | |
1851 | goto out; | |
1852 | } | |
1853 | ||
1854 | cmd->role_id = role_id; | |
dabf37db EP |
1855 | cmd->channel = channel; |
1856 | switch (band) { | |
a7cba384 | 1857 | case IEEE80211_BAND_2GHZ: |
00782136 | 1858 | cmd->band = WLCORE_BAND_2_4GHZ; |
a7cba384 EP |
1859 | break; |
1860 | case IEEE80211_BAND_5GHZ: | |
00782136 | 1861 | cmd->band = WLCORE_BAND_5GHZ; |
a7cba384 EP |
1862 | break; |
1863 | default: | |
1b92f15e | 1864 | wl1271_error("roc - unknown band: %d", (int)wlvif->band); |
a7cba384 EP |
1865 | ret = -EINVAL; |
1866 | goto out_free; | |
1867 | } | |
1868 | ||
1869 | ||
1870 | ret = wl1271_cmd_send(wl, CMD_REMAIN_ON_CHANNEL, cmd, sizeof(*cmd), 0); | |
1871 | if (ret < 0) { | |
1872 | wl1271_error("failed to send ROC command"); | |
1873 | goto out_free; | |
1874 | } | |
1875 | ||
1876 | out_free: | |
1877 | kfree(cmd); | |
1878 | ||
1879 | out: | |
1880 | return ret; | |
1881 | } | |
1882 | ||
1883 | static int wl12xx_cmd_croc(struct wl1271 *wl, u8 role_id) | |
1884 | { | |
1885 | struct wl12xx_cmd_croc *cmd; | |
1886 | int ret = 0; | |
1887 | ||
1888 | wl1271_debug(DEBUG_CMD, "cmd croc (%d)", role_id); | |
1889 | ||
1890 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1891 | if (!cmd) { | |
1892 | ret = -ENOMEM; | |
1893 | goto out; | |
1894 | } | |
1895 | cmd->role_id = role_id; | |
1896 | ||
1897 | ret = wl1271_cmd_send(wl, CMD_CANCEL_REMAIN_ON_CHANNEL, cmd, | |
1898 | sizeof(*cmd), 0); | |
1899 | if (ret < 0) { | |
1900 | wl1271_error("failed to send ROC command"); | |
1901 | goto out_free; | |
1902 | } | |
1903 | ||
1904 | out_free: | |
1905 | kfree(cmd); | |
1906 | ||
1907 | out: | |
1908 | return ret; | |
1909 | } | |
251c177f | 1910 | |
dabf37db EP |
1911 | int wl12xx_roc(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 role_id, |
1912 | enum ieee80211_band band, u8 channel) | |
251c177f EP |
1913 | { |
1914 | int ret = 0; | |
1915 | ||
1916 | if (WARN_ON(test_bit(role_id, wl->roc_map))) | |
1917 | return 0; | |
1918 | ||
dabf37db | 1919 | ret = wl12xx_cmd_roc(wl, wlvif, role_id, band, channel); |
251c177f EP |
1920 | if (ret < 0) |
1921 | goto out; | |
1922 | ||
251c177f EP |
1923 | __set_bit(role_id, wl->roc_map); |
1924 | out: | |
1925 | return ret; | |
1926 | } | |
1927 | ||
1928 | int wl12xx_croc(struct wl1271 *wl, u8 role_id) | |
1929 | { | |
1930 | int ret = 0; | |
1931 | ||
1932 | if (WARN_ON(!test_bit(role_id, wl->roc_map))) | |
1933 | return 0; | |
1934 | ||
1935 | ret = wl12xx_cmd_croc(wl, role_id); | |
1936 | if (ret < 0) | |
1937 | goto out; | |
1938 | ||
1939 | __clear_bit(role_id, wl->roc_map); | |
55df5afb AN |
1940 | |
1941 | /* | |
1942 | * Rearm the tx watchdog when removing the last ROC. This prevents | |
1943 | * recoveries due to just finished ROCs - when Tx hasn't yet had | |
1944 | * a chance to get out. | |
1945 | */ | |
1946 | if (find_first_bit(wl->roc_map, WL12XX_MAX_ROLES) >= WL12XX_MAX_ROLES) | |
1947 | wl12xx_rearm_tx_watchdog_locked(wl); | |
251c177f EP |
1948 | out: |
1949 | return ret; | |
1950 | } | |
6d158ff3 | 1951 | |
fcab1890 | 1952 | int wl12xx_cmd_stop_channel_switch(struct wl1271 *wl, struct wl12xx_vif *wlvif) |
6d158ff3 SL |
1953 | { |
1954 | struct wl12xx_cmd_stop_channel_switch *cmd; | |
1955 | int ret; | |
1956 | ||
1957 | wl1271_debug(DEBUG_ACX, "cmd stop channel switch"); | |
1958 | ||
1959 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1960 | if (!cmd) { | |
1961 | ret = -ENOMEM; | |
1962 | goto out; | |
1963 | } | |
1964 | ||
fcab1890 EP |
1965 | cmd->role_id = wlvif->role_id; |
1966 | ||
6d158ff3 SL |
1967 | ret = wl1271_cmd_send(wl, CMD_STOP_CHANNEL_SWICTH, cmd, sizeof(*cmd), 0); |
1968 | if (ret < 0) { | |
1969 | wl1271_error("failed to stop channel switch command"); | |
1970 | goto out_free; | |
1971 | } | |
1972 | ||
1973 | out_free: | |
1974 | kfree(cmd); | |
1975 | ||
1976 | out: | |
1977 | return ret; | |
1978 | } | |
679a6734 EP |
1979 | |
1980 | /* start dev role and roc on its channel */ | |
dabf37db EP |
1981 | int wl12xx_start_dev(struct wl1271 *wl, struct wl12xx_vif *wlvif, |
1982 | enum ieee80211_band band, int channel) | |
679a6734 EP |
1983 | { |
1984 | int ret; | |
1985 | ||
1986 | if (WARN_ON(!(wlvif->bss_type == BSS_TYPE_STA_BSS || | |
1987 | wlvif->bss_type == BSS_TYPE_IBSS))) | |
1988 | return -EINVAL; | |
1989 | ||
889300fa EP |
1990 | ret = wl12xx_cmd_role_enable(wl, |
1991 | wl12xx_wlvif_to_vif(wlvif)->addr, | |
1992 | WL1271_ROLE_DEVICE, | |
1993 | &wlvif->dev_role_id); | |
679a6734 EP |
1994 | if (ret < 0) |
1995 | goto out; | |
1996 | ||
dabf37db | 1997 | ret = wl12xx_cmd_role_start_dev(wl, wlvif, band, channel); |
889300fa EP |
1998 | if (ret < 0) |
1999 | goto out_disable; | |
2000 | ||
dabf37db | 2001 | ret = wl12xx_roc(wl, wlvif, wlvif->dev_role_id, band, channel); |
679a6734 EP |
2002 | if (ret < 0) |
2003 | goto out_stop; | |
2004 | ||
2005 | return 0; | |
2006 | ||
2007 | out_stop: | |
2008 | wl12xx_cmd_role_stop_dev(wl, wlvif); | |
889300fa EP |
2009 | out_disable: |
2010 | wl12xx_cmd_role_disable(wl, &wlvif->dev_role_id); | |
679a6734 EP |
2011 | out: |
2012 | return ret; | |
2013 | } | |
2014 | ||
2015 | /* croc dev hlid, and stop the role */ | |
2016 | int wl12xx_stop_dev(struct wl1271 *wl, struct wl12xx_vif *wlvif) | |
2017 | { | |
2018 | int ret; | |
2019 | ||
2020 | if (WARN_ON(!(wlvif->bss_type == BSS_TYPE_STA_BSS || | |
2021 | wlvif->bss_type == BSS_TYPE_IBSS))) | |
2022 | return -EINVAL; | |
2023 | ||
8aefffea | 2024 | /* flush all pending packets */ |
eb96f841 IY |
2025 | ret = wlcore_tx_work_locked(wl); |
2026 | if (ret < 0) | |
2027 | goto out; | |
8aefffea | 2028 | |
679a6734 EP |
2029 | if (test_bit(wlvif->dev_role_id, wl->roc_map)) { |
2030 | ret = wl12xx_croc(wl, wlvif->dev_role_id); | |
2031 | if (ret < 0) | |
2032 | goto out; | |
2033 | } | |
2034 | ||
2035 | ret = wl12xx_cmd_role_stop_dev(wl, wlvif); | |
2036 | if (ret < 0) | |
2037 | goto out; | |
889300fa EP |
2038 | |
2039 | ret = wl12xx_cmd_role_disable(wl, &wlvif->dev_role_id); | |
2040 | if (ret < 0) | |
2041 | goto out; | |
2042 | ||
679a6734 EP |
2043 | out: |
2044 | return ret; | |
2045 | } |